GitLab

* Began implementing QTBIntegrator

* Adaptation and deconvolution

* Continuing reference implementation

* Continuing to implement QTBIntegrator

* Use common thread pool

* More tests, documentation, and threading

* Fix segfault

* Serialize adapted friction when creating a State

* Beginning of GPU implementation

* Added missing files

* Bug fixes

* Fixed inverse FFT

* Continuing GPU implementation

* Checkpointing

* Bug fixes

* Test cases run faster

* Changes needed for latest main branch

* Minor optimizations

* Documentation

* Fixed atom reordering

* Added parahydrogen test case

* Workaround for bug in Microsoft's compiler

* Added a Python test

* Normalize kernel in deconvolution

* Minor documentation improvements

* Created CustomVolumeForce

* Serialization for CustomVolumeForce

* Documentation for CustomVolumeForce

* Code simplification

* Removed unused code

Continuing to implement ReferencePlatform (implemented kinetic energy calculation and LangevinIntegrator)

Created a test case for StandardMMForceFieldImpl's findExclusions() method.  Fixed some bugs that it found.  Created a CMake script and configured it for building and running test cases.